Merge "Decoder: Initialize MB info buffer to zero." into nyc-dev am: 31bd7f7fe6 am: 049aabf9c5 am: 3ff76c0667 am: e8c0283013
am: 27f44e43a4

Change-Id: I4ae4e3c8c5e6045cdbe10a2e850c41f8240fbe5a